It's important to keep organized notes when performing research because doing so will you

Avoid plagiarism

Explanation:

When you are performing research, you will often encounter a huge variety of texts, images, and other sources of information that will prove useful. However, when you want to put it all together in a cohesive text, you might find it difficult to remember where each element came from. This is why you should always keep organized notes when performing research. By doing so, you will be able to write down the origin of each piece of information, which will allow you to reference it properly later on.

the actual answers are a, b, and d.